.app-courseTraining {
  width: 100%;
  height: 100%;
  background: #ccc;
  position: relative;
  .videoBox {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    video {
      width: 100%;
    }
  }
  .courseProject {
    padding: 0 20px;
    position: absolute;
    bottom: 100px;
    p:first-child {
      font-size: 50px;
      line-height: 90px;
    }
  }
  .bottomControl {
    width: 100%;
    line-height: 77px;
    justify-content: space-around;
    position: fixed;
    background: #fff;
    bottom: 0;
    i {
      font-size: 28px;
    }
    .program {
      height: 2px;
      position: absolute;
      left: 0;
      top: 0;
      background: #0066ff;
    }
  }
  .mask {
    display: none;
    width: 100%;
    height: 100%;
    background: rgba(30, 150, 205, 0.9);
    position: fixed;
    top: 0;
    left: 0;
    color: white;
    padding: 50px 30px;
    .slogan {
      font-size: 18px;
      line-height: 32px;
    }
    .mask-cont {
      position: absolute;
      top: 60%;
      left: 50%;
      transform: translate(-50%, -50%);
      .operate {
        margin-bottom: 50px;
        p {
          width: 110px;
          height: 110px;
          border-radius: 50%;
          text-align: center;
          justify-content: center;
          i {
            font-size: 28px;
          }
        }
        .goOn {
          background: #79f0c2;
        }
        .finishes {
          background: #ff6060;
        }
      }
      .nowProject {
        border-radius: 10px;
        border: 2px solid #fff;
        overflow: hidden;
        p {
          width: 130px;
          height: 100px;
          text-align: center;
          span {
            width: 100%;
            display: inline-block;
          }
        }
        P:first-child {
          overflow: hidden;
          img {
            width: 100%;
            height: 100%;
            object-fit: cover;
          }
        }
        P:last-child {
          line-height: 30px;
          padding: 15px;
          span:first-child {
            color: rgba(255, 255, 255, 0.5);
          }
        }
      }
    }
  }
}
